Notebook holder



FIG. 1 is a perspective view of a notebook holder in closed position showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a front elevation view thereof;

FIG. 8 is another perspective view thereof;

FIG. 9 is a perspective view thereof in open position;

FIG. 10 is a top plan view thereof;

FIG. 11 is a bottom plan view thereof;

FIG. 12 is a right side elevation view thereof;

FIG. 13 is a left side elevation view thereof;

FIG. 14 is a rear elevation view thereof;

FIG. 15 is a front elevation view thereof; and,

FIG. 16 is another perspective view thereof.

The broken lines are included to show portions of the notebook holder that form no part of the claimed design. 

CLAIM The ornamental design for a notebook holder, as shown and described. 